{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005026},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005946","490:4900006439","490:4900006197","490:4900005024","490:4900005161","490:4900005159","490:4900005194","490:4900005158","490:4900007434","490:4900004617","491:4910001684","490:4900006686","490:4900005945","490:4900007052","490:4900004345","490:4900005027","490:4900005550","490:4900006801","490:4900005193","490:4900007657","490:4900004768","490:4900005188","490:4900008553","490:4900005295","490:4900005562"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.016386604958090124,0.006955354864729485,0.005526227524470702,0.003072749257200663,0.002898350272109543,0.001951794299394399,0.001811363333893682,0.0016126611400734707,0.0010646540604238404,0.0006795283570861011,0.0006611681536836744,0.0005047301192564227,0.0003761231374043372,0.000295517647029833,0.0002318393970263341,0.00021392080460748503,0.0001756182948289622,0.00016690010444452808,0.0001566833104652449,0.00015514751695608892,0.00014512984004731478,0.00013765810894030865,0.00006872197132509518,0.000050331648308960115,0.00004786901687020107],"twin_dists":[0.3724156776778436,0.40939287263133783,0.41876214920752997,0.44177117918049413,0.4439965429590289,0.45877162791417,0.46150878482632424,0.4657361256400822,0.48053930121270466,0.49604953358561665,0.4969800406214905,0.5060602915846287,0.515769967016711,0.5235982050374609,0.5313585955757987,0.5339059354911238,0.5401029359318522,0.5416907494644372,0.5436541670173727,0.5439596944719123,0.5460255155924295,0.5476558560140066,0.5686498207902371,0.5778138122213595,0.579276381764841],"n_dims_used":45,"mean_confidence":0.8828594631618923},"coverage":{"mean_confidence":0.8828594631618923,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}